—Have you ever visited the Water Cube?
—Yes. When I served as a volunteer in Beijing, I it twice.
A.have visited | B.visited |
C.had visited | D.had been visiting |
Tom, who had expected how it would go with his son, had a great worry ____ his mind.
A.on | B.in | C.with | D.at |
There is no experience you can have ______ is more exciting than skating on real ice.
A.of which | B.what | C.that | D.with whom |
BMW’s boss _____ the decision to fire 8,000 employees, saying the group needed to continue cost-cutting.
A.witnessed | B.advised | C.defended | D.adopted |
Mr. Black left for Beijing this morning, his secretary ______ him there this Friday.
A.joins | B.joined | C.joining | D.to join |
--- The fog is so thick that the express way ____ have been closed.
--- You are right. I ____ have thought of that. Now we have to take another road.
A.can; should | B.may; can | C.should; must | D.must; should |